CVE-2018-16869

MediumCVSS 5.7/10Last modified Jun 17, 2026

Description

A Bleichenbacher type side-channel based padding oracle attack was found in the way nettle handles endian conversion of RSA decrypted PKCS#1 v1.5 data. An attacker who is able to run a process on the same physical core as the victim process, could use this flaw extract plaintext or in some cases downgrade any TLS connections to a vulnerable server.

Metrics

CVSS 3.1 5.7/10CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:N

Weakness enumeration

CWE-203

Affected software

No affected versions have been published.

Timeline

Published: Dec 3, 2018
Last modified: Jun 17, 2026
NVD status: Modified

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